Tetrahedron letters

Preparation d'acyl-4 methylene-3 tetrahydrofuranes: Un access aux α-methylene γ-lactones et butenolides fonctionnalises

JP Dulcere, J Rodriguez, M Santelli, JP Zahra

Index: Dulcere, J. P.; Rodriguez, J.; Santelli, M.; Zahra, J. P. Tetrahedron Letters, 1987 , vol. 28, # 18 p. 2009 - 2012

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Citation Number: 24

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... The cohalogenation of α,β-unsaturated ketones (a–j) by NBS in propargyl alcohol affords α-halo β-alcoxyketones (a–j). ... Radical cyclisation of compounds (a–j) gives rise to 4-acyl 3-methylene tetrahydrofurans (a–j), according to a regio and diastereoselective process.